Amplification device



FIG. 1 is a front view of a first embodiment of an amplification device in accordance with my new design;

FIG. 2 is a rear side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

The features shown in broken lines in FIG. 6 form no part of the claimed design. 

CLAIM The ornamental design for an amplification device, as shown and described. 